<rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
    <get>
        <filter type="subtree">
            <oc-if:interfaces xmlns:oc-if="http://openconfig.net/yang/interfaces">
                <oc-if:interface>
                    <oc-if:config>
                        <tt:type xmlns:tt="http://ciena.com/ns/yang/ciena-openconfig-interfaces" />
                    </oc-if:config>
                    <oc-if:state>
                        <oc-if:counters />
                    </oc-if:state>
                </oc-if:interface>
            </oc-if:interfaces>
        </filter>
    </get>
</rpc>